Monday, March 7, 2011

Watch TV in 3D

The huge success of Avatar has increased the popularity of 3D. Watching TV in 3D gives you a great experience. It allows you to play a game with characters and objects that appear to surround you. You can enjoy cinematic quality 3D entertainment at the comfort of your home with the help of 3D TVs.

Many reputable manufacturers like Panasonic, Samsung, Sony, Toshiba and LCD offer 3D TVs now. To watch TV in 3D, you need special glasses that produce a 3D effect. Some companies have demonstrated at trade shows that they can produce 3D without glasses. 3D TVs use active shutter LCD glasses, which include a tiny transmitter that communicates with the TV to block your left eye, when you watch an image with your right eye and vice versa at 120 times per second. Most 3D TVs come with one or two pairs of 3D glasses to give you the best possible 3D experience.

You may like to know how 3D works. Your eyes are spaced away from each other. This means that your left and right retinas see objects at slightly distinct angles. However, in real life, the brain merges theses two images into one 3D image. 3D TV recreates this experience. It displays two different, yet overlapping images of the same scene concurrently at distinct angles. One image is for your right eye and the other image is for the left one. You can use the active glasses to watch TV in 3D, as they help you perceive the two 2D images as a single three dimensional image.

All the 3D TV models represent their respective manufacturer’s flagship models, so you are able to watch 2D video on a 3D TV. The biggest hurdles to watch TV in 3D is the 3D glasses. Many people complain that they are uncomfortable. Toshiba is now working on a 3D TV model that can be watched without goggles. This TV would allow viewers to sit in multiple places, but enjoy seeing the images in 3D. Toshiba showed that a naked eye 3D display is possible by employing integral imaging. This enables 3D images to be viewed from nine different viewing angles without wearing 3D glasses.
In the traditional frame sequential method that involves 3D glasses, the parallax is utilized between two images for the left and right eyes. Alternatively, integral imaging has the ability to reproduce 3D images without special 3D glasses. It produces rays of light that are projected at distinct angles. You can watch TV in 3D with very little eye fatigue in this method, no matter how long you are seeing. It also relieves you from the trouble of buying several pairs of 3D glasses for everyone in your family.

At present, you can view Blu Ray, which is the only 3D content source available. Blu- Ray delivers High Definition. Some models like Sony, Samsung and Toshiba offer 2D to 3D conversion feature that allows you to watch everything in 3D. However, you cannot expect all these models come close to the exact 3D content.

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